package ch6;

public class Array1 {

	public static void main(String[] args) {
		int[] ar = new int[30];
		System.out.println(ar);

		System.out.println(ar[9]);
		boolean[] f = new boolean[10];
		System.out.println(f[0]);
		double a[] = new double[0];
		// ar[0] = 90;
		ar[20] = 190;

		double[] d = new double[2140000000];

	}

}
